| Patents for H02J 15 - Systems for storing electric energy (3,179) |
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| 03/20/2003 | WO2003023942A1 Flywheel energy storage systems |
| 03/12/2003 | EP1290772A1 Magnetic energy storage device |
| 02/26/2003 | CN1102301C Network collection method for large scale collecting dispersed electric energy |
| 02/05/2003 | EP1281225A2 Method and system for providing voltage support to a load connected to a utility power network |
| 01/30/2003 | US20030021631 Compressed air storing tank by bedrock cavern |
| 01/15/2003 | CN1099149C Device for determining service life and volume of secondary battery |
| 01/09/2003 | WO2002076782A3 Electrical power storage and delivery using magnetic levitation technology |
| 01/08/2003 | CN2530052Y Hand storage and voltage stabilizing power package |
| 01/02/2003 | US20030002716 GOD fingerprint operated ignition switch and entry system |
| 01/02/2003 | EP1271741A2 System for stabilising a power supply network |
| 12/31/2002 | CA2284655C Flywheel power supply |
| 11/20/2002 | EP1258074A1 Self-contained (heat and electricity) cogeneration system comprising a flywheel |
| 11/06/2002 | EP0972330B1 Flywheel power supply |
| 11/06/2002 | CN1378323A Device for storage electric energy |
| 10/31/2002 | US20020158530 Self-contained (heat and electricity) cogeneration system comprising a flywheel |
| 10/15/2002 | US6463738 Method and apparatus for providing a continuous supply of electric power |
| 10/03/2002 | WO2002076782A2 Electrical power storage and delivery using magnetic levitation technology |
| 09/25/2002 | EP1243704A1 Compressed air storing tank by bedrock cavern |
| 09/11/2002 | CN2511034Y Improved portable hand-driven generator |
| 09/03/2002 | US6445555 Method and apparatus for discharging a superconducting magnet |
| 08/20/2002 | US6437538 Battery voltage measurement apparatus |
| 08/15/2002 | WO2001037397A9 Integrated flywheel uninterruptible power supply system |
| 08/08/2002 | US20020105231 Voltage recovery device for use with a utility power network |
| 08/07/2002 | EP1228919A2 Power supply system for an electric driven vehicle |
| 08/07/2002 | CN1362769A Capacitor energy-storing power supply |
| 07/31/2002 | EP1226643A1 Integrated flywheel uninterruptible power supply system |
| 07/25/2002 | US20020096412 System for supplying power to electrically propelled vehicles |
| 07/24/2002 | CN2502443Y Polar liquid flow all-vanadium ion oxidation and reduction energy storage device |
| 07/02/2002 | US6414853 Method and apparatus for controlling a phase angle of AC power to keep DC voltage from an energy source constant |
| 06/11/2002 | US6404151 Electric vehicle drive |
| 05/29/2002 | EP0855100B1 An energy storage and conversion apparatus |
| 05/21/2002 | US6392856 Method and system for providing voltage support to a load connected to a utility power network |
| 05/14/2002 | US6388347 Flywheel battery system with active counter-rotating containment |
| 04/25/2002 | US20020047398 High temperature superconductor bearings |
| 04/10/2002 | CN1082738C High efficiency electric engine power supply system |
| 04/09/2002 | US6369476 High temperature superconductor bearings |
| 04/03/2002 | CN2484688Y Electronc shock-proof delay device for elecronic watch or BP unit |
| 03/14/2002 | WO2001082438A3 Method and system for providing voltage support to a load connected to a utility power network |
| 03/14/2002 | WO2001039356A3 Method, system and computer program for controlling energy transfer from an energy storage device |
| 03/14/2002 | WO2001039345A3 Method and apparatus for providing power to a utility network |
| 03/14/2002 | US20020030952 Method and apparatus for discharging a superconducting magnet |
| 02/28/2002 | US20020024307 Electric vehicle drive |
| 02/27/2002 | CN1338139A Electric utility system with superconducting magnet energy storage |
| 01/30/2002 | CN1333144A Method for making magnetic suspension flywheel energy storage system and the system thereof |
| 01/24/2002 | US20020008978 Power regenerating device and system |
| 01/03/2002 | WO2001041545A3 Method and apparatus for discharging a superconducting magnet |
| 01/03/2002 | US20020002115 Direct current (DC); phase angle of the AC (alternating current) power is controlled by controlling a current component of the AC power; computer programs; energy storage devices, such as superconducting magnet |
| 12/13/2001 | WO2001095458A1 Magnetic energy storage device |
| 12/12/2001 | CN2465317Y Circuit breaker with intelligent self-generated power source |
| 12/11/2001 | US6327858 Auxiliary power unit using compressed air |
| 12/08/2001 | CA2702325A1 Portable electronic device |
| 11/29/2001 | DE10022761A1 Arrangement for electrical energy storage has asymmetrical three-level d.c. chopper with three connections A,B and C with different voltages between connections A, B and between B, C |
| 11/13/2001 | US6317303 High-speed superconducting persistent switch |
| 11/01/2001 | WO2001082438A2 Method and system for providing voltage support to a load connected to a utility power network |
| 10/31/2001 | EP1149456A1 Electric utility system with superconducting magnetic energy storage |
| 10/30/2001 | CA2228936C Spring operated current generator for supplying controlled electric current to a load |
| 10/24/2001 | EP0829089B1 Energy storage device |
| 10/11/2001 | US20010028237 Perpetual motion energy of (GOD) on generating stations |
| 10/10/2001 | EP0843911B1 Generator |
| 09/25/2001 | US6294886 Supply system for an electric traction vehicle |
| 09/19/2001 | EP0966786B1 Flywheel energy accumulator |
| 09/13/2001 | WO2001067586A1 Magneto hydro dynamical converter for storing electrical power |
| 09/05/2001 | CN1311915A Auxiliary power unit using compressed air |
| 08/30/2001 | WO2001063729A1 Self-contained (heat and electricity) cogeneration system comprising a flywheel |
| 08/30/2001 | US20010017500 Vehicle use ac generator |
| 08/30/2001 | CA2400412A1 Self-contained (heat and electricity) cogeneration system comprising a flywheel |
| 08/29/2001 | EP1128520A1 AC generator for vehicles |
| 08/23/2001 | DE10108041A1 Vorrichtung zur Herstellung und Speicherung von Druckluft als Energielieferant und Verfahren hierfür An apparatus for producing and storing compressed air as an energy source and methods therefor |
| 08/08/2001 | EP1121742A1 Auxiliary power unit using compressed air |
| 07/18/2001 | EP1055278A4 Flywheel battery system with active counter-rotating containment |
| 07/17/2001 | US6262505 Flywheel power supply having axial magnetic bearing for frictionless rotation |
| 07/05/2001 | WO2001048325A1 Compressed air storing tank by bedrock cavern |
| 06/21/2001 | DE19957261A1 Electrical power supply arrangement with superconducting magnets as energy store |
| 06/19/2001 | US6249422 Capacitor module for car audio system |
| 06/14/2001 | WO2001041545A2 Method and apparatus for discharging a superconducting magnet |
| 06/13/2001 | DE10051984A1 Cell voltage measurement apparatus for secondary battery used in hybrid vehicles, drives switches connected in between battery module and capacitor and in between capacitor and voltage acquisition unit alternatively |
| 05/31/2001 | WO2001039356A2 Method, system and computer program for controlling energy transfer from an energy storage device |
| 05/31/2001 | WO2001039345A2 Method and apparatus for providing power to a utility network |
| 05/25/2001 | WO2001037397A1 Integrated flywheel uninterruptible power supply system |
| 05/23/2001 | CN1066291C Charger for electrical energy accumulator |
| 05/22/2001 | US6236127 Flywheel energy accummulator |
| 05/22/2001 | US6234427 Solar array regulation and spacecraft pointing using flywheel energy storage with programmable voltage control |
| 04/24/2001 | US6222434 Superconducting toroidal magnet system |
| 04/11/2001 | CN1291368A Automatic rate control for defibrillator capacitor charging |
| 04/10/2001 | US6215202 Shunt connected superconducting energy management system having a single switchable connection to the grid |
| 04/04/2001 | CN1290061A Battery using energy of environmental noise |
| 03/07/2001 | CN1286516A Method for storing electric energy using liquid-state air |
| 01/24/2001 | CN2416657Y Semi-conductor accumulator |
| 01/10/2001 | CN1279809A Magnetic energy storage |
| 01/09/2001 | US6172435 Flywheel power source device |
| 11/30/2000 | WO2000071375A1 Hybrid engine |
| 11/30/2000 | DE19936407A1 Device for compensating mains failures and voltage dips |
| 11/29/2000 | EP1055278A1 Flywheel battery system with active counter-rotating containment |
| 11/23/2000 | DE19923451A1 Hybrid motor has electric motor, battery, compressed air motor, compressed air tank, generator of electrical energy and decision and control device for controlling operating state |
| 11/15/2000 | EP1051790A1 Automatic rate control for defibrillator capacitor charging |
| 11/09/2000 | WO2000066320A1 Machine tool with mechanical energy accumulator |
| 11/09/2000 | DE19919692A1 Werkzeugmaschine mit mechanischem Energiespeicher Machine tool with mechanical energy storage |
| 10/31/2000 | US6140752 Energy storage device having a plurality of single charged particles and a charge neutralizer |
| 10/17/2000 | CA2152251C Solar cell system |
| 10/12/2000 | WO2000028636A3 Energy storage system |